diff options
| author | Neil Conway | 2005-01-27 01:44:42 +0000 |
|---|---|---|
| committer | Neil Conway | 2005-01-27 01:44:42 +0000 |
| commit | 5036a19f685896a71b5e618d1edfb8fbd0da8dc8 (patch) | |
| tree | 626dce32b81e04ff692fefea32fb8071f341438e | |
| parent | 483fa35176cbc35d871eee98e3e8de41c4668f69 (diff) | |
Backpatch fix for buffer overrun in parsing refcursor parameters to
REL7_3_STABLE.
| -rw-r--r-- | src/pl/plpgsql/src/gram.y | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/pl/plpgsql/src/gram.y b/src/pl/plpgsql/src/gram.y index d22e4aa0e44..30cc0e92895 100644 --- a/src/pl/plpgsql/src/gram.y +++ b/src/pl/plpgsql/src/gram.y @@ -4,7 +4,7 @@ * procedural language * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/pl/plpgsql/src/gram.y,v 1.39 2002/11/01 22:52:34 tgl Exp $ + * $Header: /cvsroot/pgsql/src/pl/plpgsql/src/gram.y,v 1.39.2.1 2005/01/27 01:44:42 neilc Exp $ * * This software is copyrighted by Jan Wieck - Hamburg. * @@ -478,6 +478,10 @@ decl_cursor_arglist : decl_cursor_arg { int i = $1->nfields++; + /* Guard against overflowing the array on malicious input */ + if (i >= 1024) + yyerror("too many parameters specified for refcursor"); + $1->fieldnames[i] = $3->refname; $1->varnos[i] = $3->varno; |